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  66   <h1>Source code for nepi.resources.linux.nping</h1><div class="highlight"><pre>
  67 <span class="c">#</span>
  68 <span class="c">#    NEPI, a framework to manage network experiments</span>
  69 <span class="c">#    Copyright (C) 2013 INRIA</span>
  70 <span class="c">#</span>
  71 <span class="c">#    This program is free software: you can redistribute it and/or modify</span>
  72 <span class="c">#    it under the terms of the GNU General Public License version 2 as</span>
  73 <span class="c">#    published by the Free Software Foundation;</span>
  74 <span class="c">#</span>
  75 <span class="c">#    This program is distributed in the hope that it will be useful,</span>
  76 <span class="c">#    but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
  77 <span class="c">#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
  78 <span class="c">#    GNU General Public License for more details.</span>
  79 <span class="c">#</span>
  80 <span class="c">#    You should have received a copy of the GNU General Public License</span>
  81 <span class="c">#    along with this program.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
  82 <span class="c">#</span>
  83 <span class="c"># Author: Alina Quereilhac &lt;alina.quereilhac@inria.fr&gt;</span>
  84
  85 <span class="kn">from</span> <span class="nn">nepi.execution.attribute</span> <span class="kn">import</span> <span class="n">Attribute</span><span class="p">,</span> <span class="n">Flags</span><span class="p">,</span> <span class="n">Types</span>
  86 <span class="kn">from</span> <span class="nn">nepi.execution.resource</span> <span class="kn">import</span> <span class="n">clsinit_copy</span>
  87 <span class="kn">from</span> <span class="nn">nepi.resources.linux.application</span> <span class="kn">import</span> <span class="n">LinuxApplication</span>
  88 <span class="kn">from</span> <span class="nn">nepi.util.timefuncs</span> <span class="kn">import</span> <span class="n">tnow</span>
  89
  90 <span class="kn">import</span> <span class="nn">os</span>
  91
  92 <span class="nd">@clsinit_copy</span>
  93 <div class="viewcode-block" id="LinuxNPing"><a class="viewcode-back" href="../../../../_layout/nepi.resources.linux.html#nepi.resources.linux.nping.LinuxNPing">[docs]</a><span class="k">class</span> <span class="nc">LinuxNPing</span><span class="p">(</span><span class="n">LinuxApplication</span><span class="p">):</span>
  94     <span class="n">_rtype</span> <span class="o">=</span> <span class="s">&quot;linux::NPing&quot;</span>
  95
  96     <span class="nd">@classmethod</span>
  97     <span class="k">def</span> <span class="nf">_register_attributes</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
  98         <span class="n">c</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;c&quot;</span><span class="p">,</span>
  99             <span class="s">&quot;Sets nping -c option. &quot;</span>
 100             <span class="s">&quot;Stop after a given number of rounds. &quot;</span><span class="p">,</span>
 101             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Integer</span><span class="p">,</span>
 102             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 103
 104         <span class="n">e</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;e&quot;</span><span class="p">,</span>
 105             <span class="s">&quot;Sets nping -e option. &quot;</span>
 106             <span class="s">&quot;Set the network interface to be used.&quot;</span><span class="p">,</span>
 107             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 108
 109         <span class="n">delay</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;delay&quot;</span><span class="p">,</span>
 110             <span class="s">&quot;Sets nping --delay option. &quot;</span>
 111             <span class="s">&quot;Delay between probes &quot;</span><span class="p">,</span>
 112             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 113
 114         <span class="n">rate</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;rate&quot;</span><span class="p">,</span>
 115             <span class="s">&quot;Sets nping --rate option. &quot;</span>
 116             <span class="s">&quot;Send probes at a given rate &quot;</span><span class="p">,</span>
 117             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 118
 119         <span class="n">ttl</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;ttl&quot;</span><span class="p">,</span>
 120             <span class="s">&quot;Sets nping --ttl option. &quot;</span>
 121             <span class="s">&quot;Time To Live. &quot;</span><span class="p">,</span>
 122             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 123
 124         <span class="n">p</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;p&quot;</span><span class="p">,</span>
 125             <span class="s">&quot;Sets nping -p option. &quot;</span>
 126             <span class="s">&quot;Target ports. &quot;</span><span class="p">,</span>
 127             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Integer</span><span class="p">,</span>
 128             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 129
 130         <span class="n">tcp</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;tcp&quot;</span><span class="p">,</span>
 131             <span class="s">&quot;Sets nping --tcp option. &quot;</span>
 132             <span class="s">&quot;TCP mode. &quot;</span><span class="p">,</span>
 133             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 134             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 135             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 136
 137         <span class="n">udp</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;udp&quot;</span><span class="p">,</span>
 138             <span class="s">&quot;Sets nping --udp option. &quot;</span>
 139             <span class="s">&quot;UDP mode. &quot;</span><span class="p">,</span>
 140             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 141             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 142             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 143
 144         <span class="n">icmp</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;icmp&quot;</span><span class="p">,</span>
 145             <span class="s">&quot;Sets nping --icmp option. &quot;</span>
 146             <span class="s">&quot;ICMP mode. &quot;</span><span class="p">,</span>
 147             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 148             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 149             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 150
 151         <span class="n">arp</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;arp&quot;</span><span class="p">,</span>
 152             <span class="s">&quot;Sets nping --arp option. &quot;</span>
 153             <span class="s">&quot;ARP mode. &quot;</span><span class="p">,</span>
 154             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 155             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 156             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 157
 158         <span class="n">traceroute</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;traceroute&quot;</span><span class="p">,</span>
 159             <span class="s">&quot;Sets nping --traceroute option. &quot;</span>
 160             <span class="s">&quot;Traceroute mode. &quot;</span><span class="p">,</span>
 161             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 162             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 163             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 164
 165         <span class="n">countinuous</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;continuous&quot;</span><span class="p">,</span>
 166             <span class="s">&quot;Run nping in a while loop&quot;</span><span class="p">,</span>
 167             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 168             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 169             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 170
 171         <span class="n">print_timestamp</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;printTimestamp&quot;</span><span class="p">,</span>
 172             <span class="s">&quot;Print timestamp before running nping&quot;</span><span class="p">,</span>
 173             <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
 174             <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
 175             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 176
 177         <span class="n">target</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">&quot;target&quot;</span><span class="p">,</span>
 178             <span class="s">&quot;nping target host (host that will be pinged)&quot;</span><span class="p">,</span>
 179             <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
 180
 181         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">c</span><span class="p">)</span>
 182         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
 183         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">delay</span><span class="p">)</span>
 184         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">rate</span><span class="p">)</span>
 185         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ttl</span><span class="p">)</span>
 186         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">p</span><span class="p">)</span>
 187         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">tcp</span><span class="p">)</span>
 188         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">udp</span><span class="p">)</span>
 189         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">icmp</span><span class="p">)</span>
 190         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">arp</span><span class="p">)</span>
 191         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">traceroute</span><span class="p">)</span>
 192         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">countinuous</span><span class="p">)</span>
 193         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">print_timestamp</span><span class="p">)</span>
 194         <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">target</span><span class="p">)</span>
 195
 196     <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">):</span>
 197         <span class="nb">super</span><span class="p">(</span><span class="n">LinuxNPing</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">)</span>
 198         <span class="bp">self</span><span class="o">.</span><span class="n">_home</span> <span class="o">=</span> <span class="s">&quot;nping-</span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">guid</span>
 199         <span class="bp">self</span><span class="o">.</span><span class="n">_sudo_kill</span> <span class="o">=</span> <span class="bp">True</span>
 200
 201 <div class="viewcode-block" id="LinuxNPing.do_deploy"><a class="viewcode-back" href="../../../../_layout/nepi.resources.linux.html#nepi.resources.linux.nping.LinuxNPing.do_deploy">[docs]</a>    <span class="k">def</span> <span class="nf">do_deploy</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 202         <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;command&quot;</span><span class="p">):</span>
 203             <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;command&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_start_command</span><span class="p">)</span>
 204
 205         <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;install&quot;</span><span class="p">):</span>
 206             <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;install&quot;</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_install</span><span class="p">)</span>
 207
 208         <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;env&quot;</span><span class="p">):</span>
 209             <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;env&quot;</span><span class="p">,</span> <span class="s">&quot;PATH=$PATH:/usr/sbin/&quot;</span><span class="p">)</span>
 210
 211         <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;depends&quot;</span><span class="p">):</span>
 212             <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">&quot;depends&quot;</span><span class="p">,</span> <span class="s">&quot;nmap&quot;</span><span class="p">)</span>
 213
 214         <span class="nb">super</span><span class="p">(</span><span class="n">LinuxNPing</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">do_deploy</span><span class="p">()</span>
 215 </div>
 216     <span class="nd">@property</span>
 217     <span class="k">def</span> <span class="nf">_start_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 218         <span class="n">args</span> <span class="o">=</span> <span class="p">[]</span>
 219         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;continuous&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 220             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;while true; do &quot;</span><span class="p">)</span>
 221         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;printTimestamp&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 222             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;&quot;&quot;echo &quot;`date +&#39;%Y%m</span><span class="si">%d</span><span class="s">%H%M%S&#39;`&quot;;&quot;&quot;&quot;</span><span class="p">)</span>
 223         <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;sudo -S nping &quot;</span><span class="p">)</span>
 224         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;c&quot;</span><span class="p">):</span>
 225             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;-c </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;c&quot;</span><span class="p">))</span>
 226         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;e&quot;</span><span class="p">):</span>
 227             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;-e </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;e&quot;</span><span class="p">))</span>
 228         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;delay&quot;</span><span class="p">):</span>
 229             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;--delay </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;delay&quot;</span><span class="p">))</span>
 230         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;rate&quot;</span><span class="p">):</span>
 231             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;--rate </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;rate&quot;</span><span class="p">))</span>
 232         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;ttl&quot;</span><span class="p">):</span>
 233             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;--ttl </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;ttl&quot;</span><span class="p">))</span>
 234         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;p&quot;</span><span class="p">):</span>
 235             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;-p </span><span class="si">%s</span><span class="s">&quot;</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;p&quot;</span><span class="p">))</span>
 236         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;tcp&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 237             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;--tcp&quot;</span><span class="p">)</span>
 238         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;udp&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 239             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;--udp&quot;</span><span class="p">)</span>
 240         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;icmp&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 241             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;--icmp&quot;</span><span class="p">)</span>
 242         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;arp&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 243             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;--arp&quot;</span><span class="p">)</span>
 244         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;traceroute&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 245             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;--traceroute&quot;</span><span class="p">)</span>
 246
 247         <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;target&quot;</span><span class="p">))</span>
 248
 249         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">&quot;continuous&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
 250             <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">&quot;; done &quot;</span><span class="p">)</span>
 251
 252         <span class="n">command</span> <span class="o">=</span> <span class="s">&quot; &quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)</span>
 253
 254         <span class="k">return</span> <span class="n">command</span>
 255
 256     <span class="nd">@property</span>
 257     <span class="k">def</span> <span class="nf">_install</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
 258         <span class="n">install</span>  <span class="o">=</span> <span class="s">&quot;echo &#39;nothing to do&#39;&quot;</span>
 259         <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">use_rpm</span><span class="p">:</span>
 260             <span class="n">install</span> <span class="o">=</span> <span class="p">(</span>
 261                 <span class="s">&quot; ( &quot;</span>
 262                 <span class="s">&quot;  ( &quot;</span>
 263                 <span class="s">&quot;   if [ `uname -m` == &#39;x86_64&#39; ]; then &quot;</span>
 264                 <span class="s">&quot;     wget -O nping.rpm http://nmap.org/dist/nping-0.6.25-1.x86_64.rpm ;&quot;</span>
 265                 <span class="s">&quot;   else wget -O nping.rpm http://nmap.org/dist/nping-0.6.25-1.i386.rpm ;&quot;</span>
 266                 <span class="s">&quot;   fi &quot;</span>
 267                 <span class="s">&quot; )&quot;</span>
 268                 <span class="s">&quot; &amp;&amp; sudo -S rpm -vhU nping.rpm ) &quot;</span><span class="p">)</span>
 269         <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">use_deb</span><span class="p">:</span>
 270             <span class="kn">from</span> <span class="nn">nepi.resources.linux</span> <span class="kn">import</span> <span class="n">debfuncs</span>
 271             <span class="n">install_alien</span> <span class="o">=</span> <span class="n">debfuncs</span><span class="o">.</span><span class="n">install_packages_command</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">node</span><span class="o">.</span><span class="n">os</span><span class="p">,</span> <span class="s">&quot;alien gcc&quot;</span><span class="p">)</span>
 272             <span class="n">install</span> <span class="o">=</span> <span class="p">(</span>
 273                 <span class="s">&quot; ( &quot;</span>
 274                 <span class="s">&quot;  ( &quot;</span>
 275                 <span class="s">&quot;   if [ `uname -m` == &#39;x86_64&#39; ]; then &quot;</span>
 276                 <span class="s">&quot;     wget -O nping.rpm http://nmap.org/dist/nping-0.6.25-1.x86_64.rpm ;&quot;</span>
 277                 <span class="s">&quot;   else wget -O nping.rpm http://nmap.org/dist/nping-0.6.25-1.i386.rpm ;&quot;</span>
 278                 <span class="s">&quot;   fi &quot;</span>
 279                 <span class="s">&quot; )&quot;</span>
 280                 <span class="s">&quot; &amp;&amp; </span><span class="si">%s</span><span class="s"> &amp;&amp; sudo alien -i nping.rpm ) &quot;</span> <span class="o">%</span> <span class="n">install_alien</span><span class="p">)</span>
 281
 282         <span class="k">return</span> <span class="p">(</span><span class="s">&quot;( nping --version || </span><span class="si">%s</span><span class="s"> )&quot;</span> <span class="o">%</span> <span class="n">install</span><span class="p">)</span>
 283
 284 <div class="viewcode-block" id="LinuxNPing.valid_connection"><a class="viewcode-back" href="../../../../_layout/nepi.resources.linux.html#nepi.resources.linux.nping.LinuxNPing.valid_connection">[docs]</a>    <span class="k">def</span> <span class="nf">valid_connection</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">guid</span><span class="p">):</span>
 285         <span class="c"># TODO: Validate!</span>
 286         <span class="k">return</span> <span class="bp">True</span>
 287 </pre></div></div></div>
 288
 289           </div>
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